mirror of
https://github.com/cwinfo/yggdrasil-go.git
synced 2024-11-22 15:20:30 +00:00
Merge branch 'develop' into nodeconfig
This commit is contained in:
Neil Alexander
commit
738a9da796
12
build
12
build
@ -6,12 +6,14 @@ PKGVER=${PKGVER:-$(sh contrib/semver/version.sh --bare)}
|
||||
|
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LDFLAGS="-X $PKGSRC.buildName=$PKGNAME -X $PKGSRC.buildVersion=$PKGVER"
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|
||||
while getopts "udtc:l:" option
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while getopts "udaitc:l:" option
|
||||
do
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case "${option}"
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in
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u) UPX=true;;
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d) DEBUG=true;;
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i) IOS=true;;
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||||
a) ANDROID=true;;
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t) TABLES=true;;
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c) GCFLAGS="$GCFLAGS $OPTARG";;
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l) LDFLAGS="$LDFLAGS $OPTARG";;
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@ -22,6 +24,13 @@ if [ -z $TABLES ]; then
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STRIP="-s -w"
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fi
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if [ $IOS ]; then
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echo "Building framework for iOS"
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gomobile bind -target ios -tags mobile -ldflags="$LDFLAGS $STRIP" -gcflags="$GCFLAGS" github.com/yggdrasil-network/yggdrasil-go/src/yggdrasil
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elif [ $ANDROID ]; then
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echo "Building aar for Android"
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gomobile bind -target android -tags mobile -ldflags="$LDFLAGS $STRIP" -gcflags="$GCFLAGS" github.com/yggdrasil-network/yggdrasil-go/src/yggdrasil
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else
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for CMD in `ls cmd/` ; do
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echo "Building: $CMD"
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@ -34,3 +43,4 @@ for CMD in `ls cmd/` ; do
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upx --brute $CMD
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fi
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done
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fi
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@ -2,13 +2,11 @@ package main
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import (
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"bytes"
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"encoding/hex"
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"encoding/json"
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"flag"
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"fmt"
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"io/ioutil"
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"log"
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"math/rand"
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"os"
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"os/signal"
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"regexp"
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@ -23,7 +21,6 @@ import (
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"github.com/mitchellh/mapstructure"
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"github.com/yggdrasil-network/yggdrasil-go/src/config"
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"github.com/yggdrasil-network/yggdrasil-go/src/defaults"
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"github.com/yggdrasil-network/yggdrasil-go/src/yggdrasil"
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)
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@ -34,60 +31,18 @@ type node struct {
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core Core
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}
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// Generates default configuration. This is used when outputting the -genconf
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// parameter and also when using -autoconf. The isAutoconf flag is used to
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// determine whether the operating system should select a free port by itself
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// (which guarantees that there will not be a conflict with any other services)
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// or whether to generate a random port number. The only side effect of setting
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// isAutoconf is that the TCP and UDP ports will likely end up with different
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// port numbers.
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func generateConfig(isAutoconf bool) *nodeConfig {
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// Create a new core.
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core := Core{}
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// Generate encryption keys.
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bpub, bpriv := core.NewEncryptionKeys()
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spub, spriv := core.NewSigningKeys()
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// Create a node configuration and populate it.
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cfg := nodeConfig{}
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if isAutoconf {
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cfg.Listen = "[::]:0"
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} else {
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r1 := rand.New(rand.NewSource(time.Now().UnixNano()))
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cfg.Listen = fmt.Sprintf("[::]:%d", r1.Intn(65534-32768)+32768)
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}
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cfg.AdminListen = defaults.GetDefaults().DefaultAdminListen
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cfg.EncryptionPublicKey = hex.EncodeToString(bpub[:])
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cfg.EncryptionPrivateKey = hex.EncodeToString(bpriv[:])
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cfg.SigningPublicKey = hex.EncodeToString(spub[:])
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cfg.SigningPrivateKey = hex.EncodeToString(spriv[:])
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cfg.Peers = []string{}
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cfg.InterfacePeers = map[string][]string{}
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cfg.AllowedEncryptionPublicKeys = []string{}
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cfg.MulticastInterfaces = []string{".*"}
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cfg.IfName = defaults.GetDefaults().DefaultIfName
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cfg.IfMTU = defaults.GetDefaults().DefaultIfMTU
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cfg.IfTAPMode = defaults.GetDefaults().DefaultIfTAPMode
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cfg.SessionFirewall.Enable = false
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cfg.SessionFirewall.AllowFromDirect = true
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cfg.SessionFirewall.AllowFromRemote = true
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cfg.SwitchOptions.MaxTotalQueueSize = yggdrasil.SwitchQueueTotalMinSize
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cfg.NodeInfoPrivacy = false
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return &cfg
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}
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func readConfig(useconf *bool, useconffile *string, normaliseconf *bool) *nodeConfig {
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// Use a configuration file. If -useconf, the configuration will be read
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// from stdin. If -useconffile, the configuration will be read from the
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// filesystem.
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var config []byte
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var conf []byte
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var err error
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if *useconffile != "" {
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// Read the file from the filesystem
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config, err = ioutil.ReadFile(*useconffile)
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conf, err = ioutil.ReadFile(*useconffile)
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} else {
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// Read the file from stdin.
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config, err = ioutil.ReadAll(os.Stdin)
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conf, err = ioutil.ReadAll(os.Stdin)
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}
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if err != nil {
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panic(err)
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@ -96,11 +51,11 @@ func readConfig(useconf *bool, useconffile *string, normaliseconf *bool) *nodeCo
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||||
// throwing everywhere when it's converting things into UTF-16 for the hell
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// of it - remove it and decode back down into UTF-8. This is necessary
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// because hjson doesn't know what to do with UTF-16 and will panic
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if bytes.Compare(config[0:2], []byte{0xFF, 0xFE}) == 0 ||
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||||
bytes.Compare(config[0:2], []byte{0xFE, 0xFF}) == 0 {
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if bytes.Compare(conf[0:2], []byte{0xFF, 0xFE}) == 0 ||
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||||
bytes.Compare(conf[0:2], []byte{0xFE, 0xFF}) == 0 {
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utf := unicode.UTF16(unicode.BigEndian, unicode.UseBOM)
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decoder := utf.NewDecoder()
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config, err = decoder.Bytes(config)
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conf, err = decoder.Bytes(conf)
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if err != nil {
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panic(err)
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}
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@ -109,9 +64,9 @@ func readConfig(useconf *bool, useconffile *string, normaliseconf *bool) *nodeCo
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// then parse the configuration we loaded above on top of it. The effect
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// of this is that any configuration item that is missing from the provided
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||||
// configuration will use a sane default.
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cfg := generateConfig(false)
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||||
cfg := config.GenerateConfig(false)
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||||
var dat map[string]interface{}
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||||
if err := hjson.Unmarshal(config, &dat); err != nil {
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||||
if err := hjson.Unmarshal(conf, &dat); err != nil {
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||||
panic(err)
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||||
}
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||||
confJson, err := json.Marshal(dat)
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||||
@ -192,7 +147,7 @@ func readConfig(useconf *bool, useconffile *string, normaliseconf *bool) *nodeCo
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||||
// Generates a new configuration and returns it in HJSON format. This is used
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||||
// with -genconf.
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||||
func doGenconf(isjson bool) string {
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||||
cfg := generateConfig(false)
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||||
cfg := config.GenerateConfig(false)
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||||
var bs []byte
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||||
var err error
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if isjson {
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||||
@ -228,7 +183,7 @@ func main() {
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||||
case *autoconf:
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||||
// Use an autoconf-generated config, this will give us random keys and
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||||
// port numbers, and will use an automatically selected TUN/TAP interface.
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||||
cfg = generateConfig(true)
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||||
cfg = config.GenerateConfig(true)
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||||
case *useconffile != "" || *useconf:
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||||
// Read the configuration from either stdin or from the filesystem
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||||
cfg = readConfig(useconf, useconffile, normaliseconf)
|
||||
|
||||
157
contrib/logo/ygg-neilalexander.svg
Normal file
157
contrib/logo/ygg-neilalexander.svg
Normal file
@ -0,0 +1,157 @@
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<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<svg
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xmlns:dc="http://purl.org/dc/elements/1.1/"
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xmlns:cc="http://creativecommons.org/ns#"
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xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
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xmlns:svg="http://www.w3.org/2000/svg"
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xmlns="http://www.w3.org/2000/svg"
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xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
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height="90.762711mm"
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<sodipodi:namedview
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<metadata
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<rdf:RDF>
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<cc:Work
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rdf:about="">
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<dc:format>image/svg+xml</dc:format>
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<dc:type
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rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
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</g>
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</svg>
|
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|
After Width: | Height: | Size: 14 KiB |
@ -1,5 +1,15 @@
|
||||
package config
|
||||
|
||||
import (
|
||||
"encoding/hex"
|
||||
"fmt"
|
||||
"math/rand"
|
||||
"time"
|
||||
|
||||
"github.com/yggdrasil-network/yggdrasil-go/src/crypto"
|
||||
"github.com/yggdrasil-network/yggdrasil-go/src/defaults"
|
||||
)
|
||||
|
||||
// NodeConfig defines all configuration values needed to run a signle yggdrasil node
|
||||
type NodeConfig struct {
|
||||
Listen string `comment:"Listen address for peer connections. Default is to listen for all\nTCP connections over IPv4 and IPv6 with a random port."`
|
||||
@ -53,3 +63,45 @@ type TunnelRouting struct {
|
||||
type SwitchOptions struct {
|
||||
MaxTotalQueueSize uint64 `comment:"Maximum size of all switch queues combined (in bytes)."`
|
||||
}
|
||||
|
||||
// Generates default configuration. This is used when outputting the -genconf
|
||||
// parameter and also when using -autoconf. The isAutoconf flag is used to
|
||||
// determine whether the operating system should select a free port by itself
|
||||
// (which guarantees that there will not be a conflict with any other services)
|
||||
// or whether to generate a random port number. The only side effect of setting
|
||||
// isAutoconf is that the TCP and UDP ports will likely end up with different
|
||||
// port numbers.
|
||||
func GenerateConfig(isAutoconf bool) *NodeConfig {
|
||||
// Create a new core.
|
||||
//core := Core{}
|
||||
// Generate encryption keys.
|
||||
bpub, bpriv := crypto.NewBoxKeys()
|
||||
spub, spriv := crypto.NewSigKeys()
|
||||
// Create a node configuration and populate it.
|
||||
cfg := NodeConfig{}
|
||||
if isAutoconf {
|
||||
cfg.Listen = "[::]:0"
|
||||
} else {
|
||||
r1 := rand.New(rand.NewSource(time.Now().UnixNano()))
|
||||
cfg.Listen = fmt.Sprintf("[::]:%d", r1.Intn(65534-32768)+32768)
|
||||
}
|
||||
cfg.AdminListen = defaults.GetDefaults().DefaultAdminListen
|
||||
cfg.EncryptionPublicKey = hex.EncodeToString(bpub[:])
|
||||
cfg.EncryptionPrivateKey = hex.EncodeToString(bpriv[:])
|
||||
cfg.SigningPublicKey = hex.EncodeToString(spub[:])
|
||||
cfg.SigningPrivateKey = hex.EncodeToString(spriv[:])
|
||||
cfg.Peers = []string{}
|
||||
cfg.InterfacePeers = map[string][]string{}
|
||||
cfg.AllowedEncryptionPublicKeys = []string{}
|
||||
cfg.MulticastInterfaces = []string{".*"}
|
||||
cfg.IfName = defaults.GetDefaults().DefaultIfName
|
||||
cfg.IfMTU = defaults.GetDefaults().DefaultIfMTU
|
||||
cfg.IfTAPMode = defaults.GetDefaults().DefaultIfTAPMode
|
||||
cfg.SessionFirewall.Enable = false
|
||||
cfg.SessionFirewall.AllowFromDirect = true
|
||||
cfg.SessionFirewall.AllowFromRemote = true
|
||||
cfg.SwitchOptions.MaxTotalQueueSize = 4 * 1024 * 1024
|
||||
cfg.NodeInfoPrivacy = false
|
||||
|
||||
return &cfg
|
||||
}
|
||||
|
||||
@ -1,17 +1,8 @@
|
||||
package yggdrasil
|
||||
|
||||
// Defines the minimum required functions for an adapter type.
|
||||
type AdapterInterface interface {
|
||||
init(core *Core, send chan<- []byte, recv <-chan []byte)
|
||||
read() error
|
||||
write() error
|
||||
close() error
|
||||
}
|
||||
|
||||
// Defines the minimum required struct members for an adapter type (this is
|
||||
// now the base type for tunAdapter in tun.go)
|
||||
type Adapter struct {
|
||||
AdapterInterface
|
||||
core *Core
|
||||
send chan<- []byte
|
||||
recv <-chan []byte
|
||||
|
||||
148
src/yggdrasil/awdl.go
Normal file
148
src/yggdrasil/awdl.go
Normal file
@ -0,0 +1,148 @@
|
||||
package yggdrasil
|
||||
|
||||
import (
|
||||
"errors"
|
||||
"fmt"
|
||||
"sync"
|
||||
"sync/atomic"
|
||||
"time"
|
||||
|
||||
"github.com/yggdrasil-network/yggdrasil-go/src/crypto"
|
||||
"github.com/yggdrasil-network/yggdrasil-go/src/util"
|
||||
)
|
||||
|
||||
type awdl struct {
|
||||
core *Core
|
||||
mutex sync.RWMutex // protects interfaces below
|
||||
interfaces map[string]*awdlInterface
|
||||
}
|
||||
|
||||
type awdlInterface struct {
|
||||
awdl *awdl
|
||||
fromAWDL chan []byte
|
||||
toAWDL chan []byte
|
||||
shutdown chan bool
|
||||
peer *peer
|
||||
}
|
||||
|
||||
func (l *awdl) init(c *Core) error {
|
||||
l.core = c
|
||||
l.mutex.Lock()
|
||||
l.interfaces = make(map[string]*awdlInterface)
|
||||
l.mutex.Unlock()
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
func (l *awdl) create(fromAWDL chan []byte, toAWDL chan []byte /*boxPubKey *crypto.BoxPubKey, sigPubKey *crypto.SigPubKey*/, name string) (*awdlInterface, error) {
|
||||
intf := awdlInterface{
|
||||
awdl: l,
|
||||
fromAWDL: fromAWDL,
|
||||
toAWDL: toAWDL,
|
||||
shutdown: make(chan bool),
|
||||
}
|
||||
l.mutex.Lock()
|
||||
l.interfaces[name] = &intf
|
||||
l.mutex.Unlock()
|
||||
myLinkPub, myLinkPriv := crypto.NewBoxKeys()
|
||||
meta := version_getBaseMetadata()
|
||||
meta.box = l.core.boxPub
|
||||
meta.sig = l.core.sigPub
|
||||
meta.link = *myLinkPub
|
||||
metaBytes := meta.encode()
|
||||
l.core.log.Println("toAWDL <- metaBytes")
|
||||
toAWDL <- metaBytes
|
||||
l.core.log.Println("metaBytes = <-fromAWDL")
|
||||
metaBytes = <-fromAWDL
|
||||
l.core.log.Println("version_metadata{}")
|
||||
meta = version_metadata{}
|
||||
if !meta.decode(metaBytes) || !meta.check() {
|
||||
return nil, errors.New("Metadata decode failure")
|
||||
}
|
||||
l.core.log.Println("version_getBaseMetadata{}")
|
||||
base := version_getBaseMetadata()
|
||||
if meta.ver > base.ver || meta.ver == base.ver && meta.minorVer > base.minorVer {
|
||||
return nil, errors.New("Failed to connect to node: " + name + " version: " + fmt.Sprintf("%d.%d", meta.ver, meta.minorVer))
|
||||
}
|
||||
l.core.log.Println("crypto.GetSharedKey")
|
||||
shared := crypto.GetSharedKey(myLinkPriv, &meta.link)
|
||||
//shared := crypto.GetSharedKey(&l.core.boxPriv, boxPubKey)
|
||||
l.core.log.Println("l.core.peers.newPeer")
|
||||
intf.peer = l.core.peers.newPeer(&meta.box, &meta.sig, shared, name)
|
||||
if intf.peer != nil {
|
||||
intf.peer.linkOut = make(chan []byte, 1) // protocol traffic
|
||||
intf.peer.out = func(msg []byte) {
|
||||
defer func() { recover() }()
|
||||
intf.toAWDL <- msg
|
||||
} // called by peer.sendPacket()
|
||||
l.core.switchTable.idleIn <- intf.peer.port // notify switch that we're idle
|
||||
intf.peer.close = func() {
|
||||
close(intf.fromAWDL)
|
||||
close(intf.toAWDL)
|
||||
}
|
||||
go intf.handler()
|
||||
go intf.peer.linkLoop()
|
||||
return &intf, nil
|
||||
}
|
||||
delete(l.interfaces, name)
|
||||
return nil, errors.New("l.core.peers.newPeer failed")
|
||||
}
|
||||
|
||||
func (l *awdl) getInterface(identity string) *awdlInterface {
|
||||
l.mutex.RLock()
|
||||
defer l.mutex.RUnlock()
|
||||
if intf, ok := l.interfaces[identity]; ok {
|
||||
return intf
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func (l *awdl) shutdown(identity string) error {
|
||||
if intf, ok := l.interfaces[identity]; ok {
|
||||
intf.shutdown <- true
|
||||
l.core.peers.removePeer(intf.peer.port)
|
||||
l.mutex.Lock()
|
||||
delete(l.interfaces, identity)
|
||||
l.mutex.Unlock()
|
||||
return nil
|
||||
} else {
|
||||
return errors.New(fmt.Sprintf("Interface '%s' doesn't exist or already shutdown", identity))
|
||||
}
|
||||
}
|
||||
|
||||
func (ai *awdlInterface) handler() {
|
||||
send := func(msg []byte) {
|
||||
ai.toAWDL <- msg
|
||||
atomic.AddUint64(&ai.peer.bytesSent, uint64(len(msg)))
|
||||
util.PutBytes(msg)
|
||||
}
|
||||
for {
|
||||
timerInterval := tcp_ping_interval
|
||||
timer := time.NewTimer(timerInterval)
|
||||
defer timer.Stop()
|
||||
select {
|
||||
case p := <-ai.peer.linkOut:
|
||||
send(p)
|
||||
continue
|
||||
default:
|
||||
}
|
||||
timer.Stop()
|
||||
select {
|
||||
case <-timer.C:
|
||||
default:
|
||||
}
|
||||
timer.Reset(timerInterval)
|
||||
select {
|
||||
case _ = <-timer.C:
|
||||
send([]byte{})
|
||||
case p := <-ai.peer.linkOut:
|
||||
send(p)
|
||||
continue
|
||||
case r := <-ai.fromAWDL:
|
||||
ai.peer.handlePacket(r)
|
||||
ai.awdl.core.switchTable.idleIn <- ai.peer.port
|
||||
case <-ai.shutdown:
|
||||
return
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -46,6 +46,7 @@ type Core struct {
|
||||
multicast multicast
|
||||
nodeinfo nodeinfo
|
||||
tcp tcpInterface
|
||||
awdl awdl
|
||||
log *log.Logger
|
||||
ifceExpr []*regexp.Regexp // the zone of link-local IPv6 peers must match this
|
||||
}
|
||||
@ -171,6 +172,16 @@ func (c *Core) Start(nc *config.NodeConfig, log *log.Logger) error {
|
||||
|
||||
c.nodeinfo.setNodeInfo(nc.NodeInfo, nc.NodeInfoPrivacy)
|
||||
|
||||
if err := c.tcp.init(c); err != nil {
|
||||
c.log.Println("Failed to start TCP interface")
|
||||
return err
|
||||
}
|
||||
|
||||
if err := c.awdl.init(c); err != nil {
|
||||
c.log.Println("Failed to start AWDL interface")
|
||||
return err
|
||||
}
|
||||
|
||||
if nc.SwitchOptions.MaxTotalQueueSize >= SwitchQueueTotalMinSize {
|
||||
c.switchTable.queueTotalMaxSize = nc.SwitchOptions.MaxTotalQueueSize
|
||||
}
|
||||
|
||||
143
src/yggdrasil/mobile.go
Normal file
143
src/yggdrasil/mobile.go
Normal file
@ -0,0 +1,143 @@
|
||||
// +build mobile
|
||||
|
||||
package yggdrasil
|
||||
|
||||
import (
|
||||
"encoding/hex"
|
||||
"encoding/json"
|
||||
"log"
|
||||
"os"
|
||||
"regexp"
|
||||
"time"
|
||||
|
||||
hjson "github.com/hjson/hjson-go"
|
||||
"github.com/mitchellh/mapstructure"
|
||||
"github.com/yggdrasil-network/yggdrasil-go/src/config"
|
||||
"github.com/yggdrasil-network/yggdrasil-go/src/util"
|
||||
)
|
||||
|
||||
// This file is meant to "plug the gap" for mobile support, as Gomobile will
|
||||
// not create headers for Swift/Obj-C etc if they have complex (non-native)
|
||||
// types. Therefore for iOS we will expose some nice simple functions. Note
|
||||
// that in the case of iOS we handle reading/writing to/from TUN in Swift
|
||||
// therefore we use the "dummy" TUN interface instead.
|
||||
|
||||
func (c *Core) addStaticPeers(cfg *config.NodeConfig) {
|
||||
if len(cfg.Peers) == 0 && len(cfg.InterfacePeers) == 0 {
|
||||
return
|
||||
}
|
||||
for {
|
||||
for _, peer := range cfg.Peers {
|
||||
c.AddPeer(peer, "")
|
||||
time.Sleep(time.Second)
|
||||
}
|
||||
for intf, intfpeers := range cfg.InterfacePeers {
|
||||
for _, peer := range intfpeers {
|
||||
c.AddPeer(peer, intf)
|
||||
time.Sleep(time.Second)
|
||||
}
|
||||
}
|
||||
time.Sleep(time.Minute)
|
||||
}
|
||||
}
|
||||
|
||||
// Starts a node with a randomly generated config.
|
||||
func (c *Core) StartAutoconfigure() error {
|
||||
mobilelog := MobileLogger{}
|
||||
logger := log.New(mobilelog, "", 0)
|
||||
nc := config.GenerateConfig(true)
|
||||
nc.IfName = "dummy"
|
||||
nc.AdminListen = "tcp://localhost:9001"
|
||||
nc.Peers = []string{}
|
||||
if hostname, err := os.Hostname(); err == nil {
|
||||
nc.NodeInfo = map[string]interface{}{"name": hostname}
|
||||
}
|
||||
ifceExpr, err := regexp.Compile(".*")
|
||||
if err == nil {
|
||||
c.ifceExpr = append(c.ifceExpr, ifceExpr)
|
||||
}
|
||||
if err := c.Start(nc, logger); err != nil {
|
||||
return err
|
||||
}
|
||||
go c.addStaticPeers(nc)
|
||||
return nil
|
||||
}
|
||||
|
||||
// Starts a node with the given JSON config. You can get JSON config (rather
|
||||
// than HJSON) by using the GenerateConfigJSON() function.
|
||||
func (c *Core) StartJSON(configjson []byte) error {
|
||||
mobilelog := MobileLogger{}
|
||||
logger := log.New(mobilelog, "", 0)
|
||||
nc := config.GenerateConfig(false)
|
||||
var dat map[string]interface{}
|
||||
if err := hjson.Unmarshal(configjson, &dat); err != nil {
|
||||
return err
|
||||
}
|
||||
if err := mapstructure.Decode(dat, &nc); err != nil {
|
||||
return err
|
||||
}
|
||||
nc.IfName = "dummy"
|
||||
//c.log.Println(nc.MulticastInterfaces)
|
||||
for _, ll := range nc.MulticastInterfaces {
|
||||
//c.log.Println("Processing MC", ll)
|
||||
ifceExpr, err := regexp.Compile(ll)
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
c.AddMulticastInterfaceExpr(ifceExpr)
|
||||
}
|
||||
if err := c.Start(nc, logger); err != nil {
|
||||
return err
|
||||
}
|
||||
go c.addStaticPeers(nc)
|
||||
return nil
|
||||
}
|
||||
|
||||
// Generates mobile-friendly configuration in JSON format.
|
||||
func GenerateConfigJSON() []byte {
|
||||
nc := config.GenerateConfig(false)
|
||||
nc.IfName = "dummy"
|
||||
if json, err := json.Marshal(nc); err == nil {
|
||||
return json
|
||||
} else {
|
||||
return nil
|
||||
}
|
||||
}
|
||||
|
||||
// Gets the node's IPv6 address.
|
||||
func (c *Core) GetAddressString() string {
|
||||
return c.GetAddress().String()
|
||||
}
|
||||
|
||||
// Gets the node's IPv6 subnet in CIDR notation.
|
||||
func (c *Core) GetSubnetString() string {
|
||||
return c.GetSubnet().String()
|
||||
}
|
||||
|
||||
// Gets the node's public encryption key.
|
||||
func (c *Core) GetBoxPubKeyString() string {
|
||||
return hex.EncodeToString(c.boxPub[:])
|
||||
}
|
||||
|
||||
// Gets the node's public signing key.
|
||||
func (c *Core) GetSigPubKeyString() string {
|
||||
return hex.EncodeToString(c.sigPub[:])
|
||||
}
|
||||
|
||||
// Wait for a packet from the router. You will use this when implementing a
|
||||
// dummy adapter in place of real TUN - when this call returns a packet, you
|
||||
// will probably want to give it to the OS to write to TUN.
|
||||
func (c *Core) RouterRecvPacket() ([]byte, error) {
|
||||
packet := <-c.router.tun.recv
|
||||
return packet, nil
|
||||
}
|
||||
|
||||
// Send a packet to the router. You will use this when implementing a
|
||||
// dummy adapter in place of real TUN - when the operating system tells you
|
||||
// that a new packet is available from TUN, call this function to give it to
|
||||
// Yggdrasil.
|
||||
func (c *Core) RouterSendPacket(buf []byte) error {
|
||||
packet := append(util.GetBytes(), buf[:]...)
|
||||
c.router.tun.send <- packet
|
||||
return nil
|
||||
}
|
||||
12
src/yggdrasil/mobile_android.go
Normal file
12
src/yggdrasil/mobile_android.go
Normal file
@ -0,0 +1,12 @@
|
||||
// +build android
|
||||
|
||||
package yggdrasil
|
||||
|
||||
import "log"
|
||||
|
||||
type MobileLogger struct{}
|
||||
|
||||
func (nsl MobileLogger) Write(p []byte) (n int, err error) {
|
||||
log.Println(string(p))
|
||||
return len(p), nil
|
||||
}
|
||||
68
src/yggdrasil/mobile_ios.go
Normal file
68
src/yggdrasil/mobile_ios.go
Normal file
@ -0,0 +1,68 @@
|
||||
// +build mobile,darwin
|
||||
|
||||
package yggdrasil
|
||||
|
||||
/*
|
||||
#cgo CFLAGS: -x objective-c
|
||||
#cgo LDFLAGS: -framework Foundation
|
||||
#import <Foundation/Foundation.h>
|
||||
void Log(const char *text) {
|
||||
NSString *nss = [NSString stringWithUTF8String:text];
|
||||
NSLog(@"%@", nss);
|
||||
}
|
||||
*/
|
||||
import "C"
|
||||
import (
|
||||
"errors"
|
||||
"unsafe"
|
||||
|
||||
"github.com/yggdrasil-network/yggdrasil-go/src/util"
|
||||
)
|
||||
|
||||
type MobileLogger struct {
|
||||
}
|
||||
|
||||
func (nsl MobileLogger) Write(p []byte) (n int, err error) {
|
||||
p = append(p, 0)
|
||||
cstr := (*C.char)(unsafe.Pointer(&p[0]))
|
||||
C.Log(cstr)
|
||||
return len(p), nil
|
||||
}
|
||||
|
||||
func (c *Core) AWDLCreateInterface(name string) error {
|
||||
fromAWDL := make(chan []byte, 32)
|
||||
toAWDL := make(chan []byte, 32)
|
||||
|
||||
if intf, err := c.awdl.create(fromAWDL, toAWDL, name); err == nil {
|
||||
if intf != nil {
|
||||
c.log.Println(err)
|
||||
return err
|
||||
} else {
|
||||
c.log.Println("c.awdl.create didn't return an interface")
|
||||
return errors.New("c.awdl.create didn't return an interface")
|
||||
}
|
||||
} else {
|
||||
c.log.Println(err)
|
||||
return err
|
||||
}
|
||||
}
|
||||
|
||||
func (c *Core) AWDLShutdownInterface(name string) error {
|
||||
return c.awdl.shutdown(name)
|
||||
}
|
||||
|
||||
func (c *Core) AWDLRecvPacket(identity string) ([]byte, error) {
|
||||
if intf := c.awdl.getInterface(identity); intf != nil {
|
||||
return <-intf.toAWDL, nil
|
||||
}
|
||||
return nil, errors.New("AWDLRecvPacket identity not known: " + identity)
|
||||
}
|
||||
|
||||
func (c *Core) AWDLSendPacket(identity string, buf []byte) error {
|
||||
packet := append(util.GetBytes(), buf[:]...)
|
||||
if intf := c.awdl.getInterface(identity); intf != nil {
|
||||
intf.fromAWDL <- packet
|
||||
return nil
|
||||
}
|
||||
return errors.New("AWDLSendPacket identity not known: " + identity)
|
||||
}
|
||||
@ -177,6 +177,6 @@ func (m *multicast) listen() {
|
||||
}
|
||||
addr.Zone = from.Zone
|
||||
saddr := addr.String()
|
||||
m.core.tcp.connect(saddr, "")
|
||||
m.core.tcp.connect(saddr, addr.Zone)
|
||||
}
|
||||
}
|
||||
|
||||
28
src/yggdrasil/multicast_darwin.go
Normal file
28
src/yggdrasil/multicast_darwin.go
Normal file
@ -0,0 +1,28 @@
|
||||
// +build darwin
|
||||
|
||||
package yggdrasil
|
||||
|
||||
import "syscall"
|
||||
import "golang.org/x/sys/unix"
|
||||
|
||||
func multicastReuse(network string, address string, c syscall.RawConn) error {
|
||||
var control error
|
||||
var reuseport error
|
||||
var recvanyif error
|
||||
|
||||
control = c.Control(func(fd uintptr) {
|
||||
reuseport = unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, unix.SO_REUSEPORT, 1)
|
||||
|
||||
// sys/socket.h: #define SO_RECV_ANYIF 0x1104
|
||||
recvanyif = unix.SetsockoptInt(int(fd), syscall.SOL_SOCKET, 0x1104, 1)
|
||||
})
|
||||
|
||||
switch {
|
||||
case reuseport != nil:
|
||||
return reuseport
|
||||
case recvanyif != nil:
|
||||
return recvanyif
|
||||
default:
|
||||
return control
|
||||
}
|
||||
}
|
||||
@ -1,4 +1,4 @@
|
||||
// +build linux darwin netbsd freebsd openbsd dragonflybsd
|
||||
// +build linux netbsd freebsd openbsd dragonflybsd
|
||||
|
||||
package yggdrasil
|
||||
|
||||
|
||||
@ -227,6 +227,7 @@ func (p *peer) handlePacket(packet []byte) {
|
||||
default:
|
||||
util.PutBytes(packet)
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
// Called to handle traffic or protocolTraffic packets.
|
||||
|
||||
@ -15,6 +15,7 @@ package yggdrasil
|
||||
// See version.go for version metadata format
|
||||
|
||||
import (
|
||||
"context"
|
||||
"errors"
|
||||
"fmt"
|
||||
"io"
|
||||
@ -120,7 +121,11 @@ func (iface *tcpInterface) listen() error {
|
||||
iface.tcp_timeout = default_tcp_timeout
|
||||
}
|
||||
|
||||
iface.serv, err = net.Listen("tcp", iface.tcp_addr)
|
||||
ctx := context.Background()
|
||||
lc := net.ListenConfig{
|
||||
Control: iface.tcpContext,
|
||||
}
|
||||
iface.serv, err = lc.Listen(ctx, "tcp", iface.tcp_addr)
|
||||
if err == nil {
|
||||
iface.calls = make(map[string]struct{})
|
||||
iface.conns = make(map[tcpInfo](chan struct{}))
|
||||
@ -212,7 +217,9 @@ func (iface *tcpInterface) call(saddr string, socksaddr *string, sintf string) {
|
||||
},
|
||||
}
|
||||
} else {
|
||||
dialer := net.Dialer{}
|
||||
dialer := net.Dialer{
|
||||
Control: iface.tcpContext,
|
||||
}
|
||||
if sintf != "" {
|
||||
ief, err := net.InterfaceByName(sintf)
|
||||
if err != nil {
|
||||
|
||||
28
src/yggdrasil/tcp_darwin.go
Normal file
28
src/yggdrasil/tcp_darwin.go
Normal file
@ -0,0 +1,28 @@
|
||||
// +build darwin
|
||||
|
||||
package yggdrasil
|
||||
|
||||
import (
|
||||
"syscall"
|
||||
|
||||
"golang.org/x/sys/unix"
|
||||
)
|
||||
|
||||
// WARNING: This context is used both by net.Dialer and net.Listen in tcp.go
|
||||
|
||||
func (iface *tcpInterface) tcpContext(network, address string, c syscall.RawConn) error {
|
||||
var control error
|
||||
var recvanyif error
|
||||
|
||||
control = c.Control(func(fd uintptr) {
|
||||
// sys/socket.h: #define SO_RECV_ANYIF 0x1104
|
||||
recvanyif = unix.SetsockoptInt(int(fd), syscall.SOL_SOCKET, 0x1104, 1)
|
||||
})
|
||||
|
||||
switch {
|
||||
case recvanyif != nil:
|
||||
return recvanyif
|
||||
default:
|
||||
return control
|
||||
}
|
||||
}
|
||||
13
src/yggdrasil/tcp_other.go
Normal file
13
src/yggdrasil/tcp_other.go
Normal file
@ -0,0 +1,13 @@
|
||||
// +build !darwin
|
||||
|
||||
package yggdrasil
|
||||
|
||||
import (
|
||||
"syscall"
|
||||
)
|
||||
|
||||
// WARNING: This context is used both by net.Dialer and net.Listen in tcp.go
|
||||
|
||||
func (iface *tcpInterface) tcpContext(network, address string, c syscall.RawConn) error {
|
||||
return nil
|
||||
}
|
||||
@ -47,12 +47,14 @@ func (tun *tunAdapter) init(core *Core, send chan<- []byte, recv <-chan []byte)
|
||||
// Starts the setup process for the TUN/TAP adapter, and if successful, starts
|
||||
// the read/write goroutines to handle packets on that interface.
|
||||
func (tun *tunAdapter) start(ifname string, iftapmode bool, addr string, mtu int) error {
|
||||
if ifname == "none" {
|
||||
return nil
|
||||
}
|
||||
if ifname != "none" {
|
||||
if err := tun.setup(ifname, iftapmode, addr, mtu); err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
if ifname == "none" || ifname == "dummy" {
|
||||
return nil
|
||||
}
|
||||
tun.mutex.Lock()
|
||||
tun.isOpen = true
|
||||
tun.mutex.Unlock()
|
||||
|
||||
@ -1,3 +1,5 @@
|
||||
// +build !mobile
|
||||
|
||||
package yggdrasil
|
||||
|
||||
// The darwin platform specific tun parts
|
||||
|
||||
19
src/yggdrasil/tun_dummy.go
Normal file
19
src/yggdrasil/tun_dummy.go
Normal file
@ -0,0 +1,19 @@
|
||||
// +build mobile
|
||||
|
||||
package yggdrasil
|
||||
|
||||
// This is to catch unsupported platforms
|
||||
// If your platform supports tun devices, you could try configuring it manually
|
||||
|
||||
// Creates the TUN/TAP adapter, if supported by the Water library. Note that
|
||||
// no guarantees are made at this point on an unsupported platform.
|
||||
func (tun *tunAdapter) setup(ifname string, iftapmode bool, addr string, mtu int) error {
|
||||
tun.mtu = getSupportedMTU(mtu)
|
||||
return tun.setupAddress(addr)
|
||||
}
|
||||
|
||||
// We don't know how to set the IPv6 address on an unknown platform, therefore
|
||||
// write about it to stdout and don't try to do anything further.
|
||||
func (tun *tunAdapter) setupAddress(addr string) error {
|
||||
return nil
|
||||
}
|
||||
@ -1,3 +1,5 @@
|
||||
// +build !mobile
|
||||
|
||||
package yggdrasil
|
||||
|
||||
// The linux platform specific tun parts
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
// +build !linux,!darwin,!windows,!openbsd,!freebsd,!netbsd
|
||||
// +build !linux,!darwin,!windows,!openbsd,!freebsd,!netbsd,!mobile
|
||||
|
||||
package yggdrasil
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user